Succinic anhydride → HCID 69882990, compound

HRID 2120182Notes

Reaction equation

HRID 2120182 reaction equation
[NH2:1][C:2]1[CH:11]=[C:10]2[C:5]([CH:6]([CH2:12][CH2:13][CH2:14][CH3:15])[O:7][C:8]2=[O:9])=[CH:4][CH:3]=1.[C:16]1(=[O:22])[O:21][C:19](=[O:20])[CH2:18][CH2:17]1>C(O)C>[CH2:12]([CH:6]1[C:5]2[C:10](=[CH:11][C:2]([NH:1][C:16](=[O:22])[CH2:17][CH2:18][C:19]([OH:21])=[O:20])=[CH:3][CH:4]=2)[C:8](=[O:9])[O:7]1)[CH2:13][CH2:14][CH3:15]

Participants

4

Reactant 2

HCID 7922Succinic anhydrideHCID 98777066-Amino-3-butyl-phthalide

Product 1

HCID 69882990HCID 69882990, compound

Reagents, catalysts & solvents 1

HCID 702EthanolSolvent

Procedure

A mixture of 3.08 g (0.015 mol) of compound obtained in Example 4 and 1.5 g of succinic anhydride is heated until melted and kept for 15 minutes. After 4 hours at room temperature the reaction mixture is dissolved in hot ethanol; the title compound is obtained as white crystals.

Workup

  1. temperatureis heated

Sources & evidence

ORD record
ord-90d8c4baed474f3da06c7bd427b18a72
Source dataset
uspto-grants-2004_02
Patent number
US06689808B2

Reaction notes

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